Home / 4,869.28-6,705.44-4,230.92

Finding the Fourth Proportional to 4,869.28, 6,705.44 and 4,230.92

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Solution

The fourth proportional to 4,869.28, 6,705.44 and 4,230.92 is: 5,826.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.28 : 6,705.44 = 4,230.92 : x
  2. Step 2: Convert to fraction form
    4,869.28/6,705.44 = 4,230.92/x
  3. Step 3: Cross multiply
    4,869.28x = 6,705.44 × 4,230.92
  4. Step 4: Simplify right side
    4,869.28x = 28,370,180.20
  5. Step 5: Solve for x
    x = 28,370,180.20/4,869.28
  6. Step 6: Final answer
    x = 5,826.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.